This 1/2" impact socket with a 14 mm wrench width and 38 mm length delivers dependable performance for fastening hexagonal nuts. Its 12-point double hex insert ensures a secure grip, minimizing fastener rounding during high-torque impact screwdriver use. Key features: - Wrench width: 14 mm, wrench depth: 11 mm, length: 38 mm - 12-point double hex insert for enhanced grip - Compatible with 1/2" drive impact screwdrivers - Surface protection: other coating for durability - Not magnetic, without joint or VDE insulation